Refactored the interface of the io package

examples/array/array.q

@@ -8,6 +8,6 @@ main() {
 	buffer[2] = 'l'
 	buffer[3] = 'l'
 	buffer[4] = 'o'
-	io.out(buffer)
+	io.write(buffer)
 	mem.free(buffer)
 }